Analysis of light scattering off photonic crystal slabs in terms of Feshbach resonances I. Evenor, E. Grinvald, F. Lenz and S. Levit Eur. Phys. J. D, 66 9 (2012) 231 Published online: 06 September 2012 DOI: 10.1140/epjd/e2012-30134-1